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How to tune Ailunce AY04?

Ailunce AY04 is the High Gain Yagi 144&430 MHz Directional Antenna, and we can install it easily, but do you know how to tune it?  ...

Read more  Ailunce AY04,  Yagi antenna

QRP Communication

For hams, QRP refers to transmitting at reduced power. QRP radio means very low-power radio, normally 5W or less power​. QRP Communication is one of the more exciting projects in the activities of amateur radio.  ...

Read more  Amateur Radio,  QRP

Does the ham radio license also cover the GMRS license?

As we known from FCC rules, an amateur radio license does not confer GMRS frequencies.  ...

Read more  GMRS license,  Ham Radio license

When do we need to distinguish the GPS or no-GPS version of Ailunce HD1

There are two versions of Ailunce HD1, including GPS and no-GPS versions. When do we need to distinguish the GPS or no-GPS version of Ailunce HD1?  ...

Read more  Ailunce HD1,  GPS

Why can't I import the priority contact file into my Ailunce HD1

Ailunce HD1 is the ham radio and supports 20000 priority contacts enable you to call the people important to you more conveniently. but do you know how to import the priority contacts file?  ...

Read more  Ailunce HD1,  Amateur radio

Have you heard of M17 Protocol ?

M17 is a new digital radio protocol in development as an alternative to those currently available, with freedom in mind. Freedom in the code, protocol, voice codecs, and hardware. The goal is to provide a better option for digital radios in the future.  ...

Read more  M17 Project

What to pay attention to when buying Retevis RT29

Retevis RT29 is the long standby, high-power two-way radio for business and outdoor. there are black UHF/VHF/UHF(IP67)/VHF(IP67) versions and orange UHF version to select on Retevis web. so if you need to buy multiple RT29, something you need to pay attention to.  ...

Read more  Retevis RT29,  long range radio

What's the MARS?

MARS is short for Military Auxiliary Radio System and is a United States Department of Defense-sponsored program. The program is a civilian auxiliary consisting primarily of licensed amateur radio operators who are interested in assisting the military with communications in a region.  ...

Read more  MARS,  Amateur Radio

What to pay attention to when sending messages with HD1

Ailunce HD1 is the ham radio and supports sending SMS messages. but recently some customers say it returns the error message "Impossible to Send" when they try to send a message. Do you know what to pay attention to when sending messages with HD1?  ...

Read more  Ailunce HD1,  SMS

How to select the battery for your HF tranceiver

Many hams like to make QSO outdoor, so the battery is very important to them. Do you know what are the common amateur radio portable batteries?  ...

Read more  Amateur Radio,  Battery